JO
NB

John Overdeck’s NioCorp Developments NB Stock Holding History

John Overdeck’s Portfolio NB Stock Details NB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$575K Buy
119,379
+785
+0.7% +$4.3K ﹤0.01% 4050
2026
Q1 		$529K Hold
118,594
– – ﹤0.01% 3706
2025
Q4 		$629K Sell
118,594
-144,005
-55% -$991K ﹤0.01% 3188
2025
Q3 		$1.75M Buy
262,599
+228,528
+671% +$964K ﹤0.01% 2217
2025
Q2 		$79.4K Buy
+34,071
New +$85K ﹤0.01% 3022

Other funds holding NB

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
BHCM
Brevan Howard Capital Management St. Helier, Jersey $13.5B AUM 44.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PMG
Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

John Overdeck's NB Position: Q2 2026 in Review

John Overdeck increased its NioCorp Developments (NB) stake by 0.66% in Q2 2026, buying an estimated $4.3K and bringing the position to 119,379 shares worth $575K. The position accounts for ﹤0.01% of the portfolio, ranked #4050.

John Overdeck first reported a position in NB in Q2 2025 and has held it in 5 quarters since. The position peaked at $1.75M in Q3 2025. 207 funds tracked by Wall St. Rank hold NB as of Q2 2026.

  • John Overdeck held 119,379 shares of NioCorp Developments worth $575K as of Q2 2026.
  • John Overdeck bought 785 NioCorp Developments shares in Q2 2026, an estimated $4.3K.
  • NioCorp Developments made up ﹤0.01% of John Overdeck's portfolio in Q2 2026, its #4050 holding.
  • John Overdeck first reported a position in NioCorp Developments in Q2 2025 and has held it in 5 quarters since.
  • John Overdeck's NioCorp Developments position peaked at $1.75M in Q3 2025.
  • 207 funds tracked by Wall St. Rank held NioCorp Developments as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.